Watch case



FIG. 1 is a bottom, front, left, perspective view of a watch case showing our new design;

FIG. 2 is a front view thereof

FIG. 3 is a rear view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown on the drawings depict portions of the watch case that form no part of the claimed design. 

CLAIM The ornamental design for a watch case, as shown and described. 